In coastal Cornwall, England, during the early 19th Century, a young woman who's come there to visit her aunt, discovers that she's married an innkeeper who's a member of a gang of criminals who arrange shipwrecking and murder for profit.
Charles Laughton
as Sir Humphrey Pengallan
Maureen O'Hara
as Mary Yellan
Robert Newton
as James "Jem" Trehearne
Leslie Banks
as Joss Merlyn
Marie Ney
as Patience Merlyn
Horace Hodges
as Chadwick
Emlyn Williams
as Harry
Wylie Watson
as Salvation
Mervyn Johns
as Thomas
Hay Petrie
as Sir Humphrey's Groom Sam
Edwin Greenwood
as Dandy
Stephen Haggard
as Willie